The example how much can be improved with the proper technique. And how important the proper habits are. The messy one is from yesterday - made with no second thought over the number of strokes and quality of pen pressure. Today I was watching out to keep it right. Yesterday was made with randomly putting the values with the "I will fix that later" attitude. Today I was building proper value range step by step. And what is most funny - both pictures took the similar amount of time.